adminlte3 version is aligned with (ColorlibHQ/AdminLTE@3b6897c). The size of this release exceeds the maximum size allowed at pypi.org. So this one won't be on pypi. But you can install using pip install git+https://github.com/d-demirci/django-adminlte3@4719a50686e798e4724c97f89d6e00c3581a5321